Skål! Yes you can drink from them! The inside surface of our horns have been treated with a food-safe coating. Best used for beer, mead or wine. Strong liquor or hot liquids should be avoided. Maintenance: Wash gently by hand with lukewarm soapy water and rinse. Do not put them in a dishwasher! Avoid using sharp or rough scrubbing objects which can scratch the surface. With proper care your drinking horn can be used for many years!